CN215546815U

CN215546815U - Tool clamp capable of preventing workpiece from deforming

Info

Publication number: CN215546815U
Application number: CN202121036197.6U
Authority: CN
Inventors: 陈名智; 严功章
Original assignee: Smick Machinery Nanjing Co ltd
Current assignee: Smick Machinery Nanjing Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-01-18
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a tool clamp capable of preventing a workpiece from deforming, and particularly relates to the technical field of tool clamps. The device can effectively adjust the lifting, clamping distance and angle of the device and clamp and fix the device according to the requirements of workpieces, so that the workpieces are stressed more uniformly and fit, the damage to the workpieces such as deformation and the like is effectively reduced, the adaptability and flexibility of the device are improved, the clamping stability of the device to the workpieces is improved, and the influence of subsequent processing operation on the deformation and the like of the workpieces is reduced.

Description

Tool clamp capable of preventing workpiece from deforming

Technical Field

The utility model relates to the technical field of tool fixtures, in particular to a tool fixture capable of preventing a workpiece from deforming.

Background

The tool clamp is an auxiliary device necessary in modern mechanical production, is widely applied, and can fasten workpieces in machining so as to keep the workpieces and the like at good relative positions.

However, in practical use, the distance and angle between the clamping devices and the clamping and fixing of the clamping devices cannot be well adjusted according to the requirements of workpieces, and the adaptability and stability of the devices are general, so that the workpieces are easily affected.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a tooling fixture capable of preventing deformation of a workpiece, so as to solve the problems mentioned in the above background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a tool clamp capable of preventing a workpiece from deforming comprises a clamp seat, wherein a groove is formed in the top of the clamp seat, a motor is fixedly connected to one side of the bottom of the inner wall of the groove, a ball screw is fixedly connected to the output end of the motor, the other end of the ball screw is rotatably connected to the inside of one side, away from the motor, of the groove through a bearing, a nut is in threaded connection with the surface of the ball screw, a support rod is fixedly connected to the top of the nut, a frame is fixedly connected to the top of the support rod, the lower surface of the frame is attached to the upper surface of the clamp seat, an arc-shaped groove is formed in the bottom of the inner wall of the frame, a telescopic hydraulic cylinder is fixedly connected to the center of the top of the inner wall of the frame, a slide rod is fixedly connected to the output end of the telescopic hydraulic cylinder, a symmetrical slide sleeve is slidably connected to the surface of the slide rod, and a first connecting rod is fixedly connected to the center of the bottom of the slide sleeve, the bottom of the first connecting rod is provided with an adjusting device, the bottom of the adjusting device is provided with a second connecting rod, the other end of the second connecting rod is fixedly connected with an arc-shaped clamping block, the arc-shaped clamping block is close to a spring of one side of the second connecting rod, two side surfaces of the second connecting rod are fixedly connected with rubber blocks, the other end of the spring is fixedly connected to one side of the rubber blocks, and one side of the outer surface of the first connecting rod is provided with a moving device.

In order to realize the regulation and the reduction of the centre gripping angle of work piece and warp, adjusting device includes that fixed connection is in the regulating part one of connecting rod one bottom, the inside threaded connection of regulating part one has adjusting bolt, just adjusting bolt's surperficial threaded connection has regulating part two, a side surface laminating of regulating part one is at one side surface of regulating part two, just one side fixed connection that adjusting bolt was kept away from to regulating part two is in the one end of connecting rod two, the slide rail partially is prevented in the inside both sides fixedly connected with symmetry of frame, the inside sliding connection who prevents slide rail partially has the slider of symmetry, just the both ends fixed connection of slide bar is in the middle part of one side that the slider is relative.

In order to enable the adjusting device to be more uniformly attached to the workpiece clamping space, the moving device comprises an adjusting block fixedly connected to one side of the outer surface of the connecting rod, the inner thread of the adjusting block is connected with a thin-wire rod, the adjusting block is symmetrically distributed on the surface of the thin-wire rod, and an adjusting handle is fixedly connected to one end of the thin-wire rod.

In order to increase the grabbing force and stability to the workpiece, the anti-skidding wear-resisting pads are arranged on one side, away from the spring, of the arc-shaped clamping block and on the top of the arc-shaped groove.

In order to enable the clamping of the device to the workpiece to be more stable, two sides of the top of the nut are fixedly connected with symmetrical buffer springs, the other ends of the buffer springs are fixedly connected to the bottom of the frame, and the support rods are located between the buffer springs.

In order to limit the movement range of the device and facilitate subsequent operation, symmetrical limiting plates are fixedly sleeved on the surface of the ball screw, and the nut is positioned between the limiting plates.

In order to make the device more stable and convenient to install, a plurality of symmetrical mounting holes are formed in the clamp seat.

The utility model has the technical effects and advantages that:

1. compared with the prior art, by arranging the arc-shaped clamping block and the like, the lifting can be effectively carried out according to the requirements of a workpiece, the clamping distance and the clamping angle are adjusted and fixed, namely, the telescopic hydraulic cylinder drives the sliding rod and the sliding block to move up and down in the anti-deviation sliding rail, the filament rod and the adjusting block are stressed to drive the connecting rod I and the arc-shaped clamping block to move back and forth, so that the adjusting device can effectively adjust the clamping distance of the two sides of the workpiece, the adjusting bolt, the adjusting piece I and the adjusting piece II can effectively adjust the clamping angle of the device to the workpiece, thereby effectively clamping and fixing the workpiece according to the requirements, leading the workpiece to be more attached, reducing the damage and deformation to the workpiece, arranging the ball screw and the like, adjusting the distance between frames, thereby effectively clamping and fixing the workpiece according to the requirements of the workpiece, leading the stress of the workpiece to be more uniform, effectively reducing the deformation of the workpiece, and improving the adaptability and the flexibility of the device, is convenient to use.

2. Compared with the prior art, through setting up the spring, rubber piece and buffer spring etc., effectively cushion the shock attenuation to the device, reduce the range of rocking of device, make the device more stable to the centre gripping of work piece, thereby effectively reduce damage such as work piece deformation, set up anti-skidding abrasion pad and not only increased the power of grabbing to the work piece, make it more firm, still effectively reduce subsequent processing operation to the deformation of work piece and influence such as damage, the stability and the barrier propterty of frock clamp have been improved, it effectively prevents inclined to one side to set up the lift removal of preventing inclined to one side slide rail and slider and prevents shaking the device, the stability of device removal has been improved, reduce the influence to the work piece.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of a partial front cross-sectional structure of the clamp seat of the present invention.

FIG. 3 is a schematic side view of the frame of the present invention.

FIG. 4 is a schematic view of the enlarged structure of part A of the present invention.

Fig. 5 is a schematic side sectional view of a part of the anti-deviation sliding rail of the utility model.

FIG. 6 is a schematic view of a side view of an adjusting bolt according to the present invention.

The reference signs are: 1. a clamp seat; 2. a groove; 3. a motor; 4. a ball screw; 5. a nut; 6. a strut; 7. a frame; 8. an arc-shaped slot; 9. a telescopic hydraulic cylinder; 10. a slide bar; 11. a sliding sleeve; 12. a first connecting rod; 13. a second connecting rod; 14. an arc-shaped clamping block; 15. a spring; 16. a rubber block; 17. a first adjusting part; 18. adjusting the bolt; 19. a second adjusting part; 20. a deviation prevention slide rail; 21. a slider; 22. an adjusting block; 23. a fine screw rod; 24. an adjusting handle; 25. an anti-skid wear pad; 26. a buffer spring; 27. a limiting plate; 28. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in the attached figures 1-6, a tool clamp capable of preventing a workpiece from deforming comprises a clamp seat 1, a groove 2 is formed in the top of the clamp seat 1, a motor 3 is fixedly connected to one side of the bottom of the inner wall of the groove 2, a ball screw 4 is fixedly connected to the output end of the motor 3, the other end of the ball screw 4 is rotatably connected to the inside of one side, away from the motor 3, of the groove 2 through a bearing, a nut 5 is connected to the surface of the ball screw 4 through a thread, a support rod 6 is fixedly connected to the top of the nut 5, a frame 7 is fixedly connected to the top of the support rod 6, the lower surface of the frame 7 is attached to the upper surface of the clamp seat 1, an arc-shaped groove 8 is formed in the bottom of the inner wall of the frame 7, a telescopic hydraulic cylinder 9 is fixedly connected to the center of the top of the inner wall of the frame 7, a slide rod 10 is fixedly connected to the output end of the telescopic hydraulic cylinder 9, and a symmetrical slide sleeve 11 is slidably connected to the surface of the slide rod 10, a first connecting rod 12 is fixedly connected at the center of the bottom of the sliding sleeve 11, an adjusting device is arranged at the bottom of the first connecting rod 12, a second connecting rod 13 is arranged at the bottom of the adjusting device, an arc clamping block 14 is fixedly connected at the other end of the second connecting rod 13, one side of the arc clamping block 14, which is close to the second connecting rod 13, is fixedly connected with symmetrical springs 15, rubber blocks 16 are fixedly connected with the surfaces of the two sides of the second connecting rod 13, the other end of the spring 15 is fixedly connected at one side of the rubber blocks 16, a movable device is arranged at one side of the outer surface of the first connecting rod 12, the lifting can be effectively carried out according to the requirements of workpieces, the clamping distance and the clamping angle can be adjusted and fixed, the telescopic hydraulic cylinder 9 drives the sliding rod 10 and the sliding block 21 to move up and down in the anti-deviation sliding rail 20, the ball screw 4 drives the nut 5 and the like to carry out distance adjustment, thereby effectively carrying out clamping and fixing according to the requirements of the workpieces, leading the stress of the workpieces to be more uniform, and effectively reducing the deformation of the workpieces, the adaptability and flexibility of the device are improved, and the device is convenient to use.

In a preferred embodiment, as shown in fig. 3-6, the adjusting device includes a first adjusting member 17 fixedly connected to the bottom of the first connecting rod 12, an adjusting bolt 18 is threadedly connected inside the first adjusting member 17, a second adjusting member 19 is threadedly connected on the surface of the adjusting bolt 18, a side surface of the first adjusting member 17 is attached to an outer surface of a side of the second adjusting member 19, a side of the second adjusting member 19 away from the adjusting bolt 18 is fixedly connected to one end of the second connecting rod 13, symmetrical anti-deviation slide rails 20 are fixedly connected to two sides inside the frame 7, symmetrical sliders 21 are slidably connected inside the anti-deviation slide rails 20, and two ends of the slide rod 10 are fixedly connected to a middle portion of the opposite side of the sliders 21, so that the adjusting bolt 18, the first adjusting member 17 and the second adjusting member 19 can effectively adjust the clamping angle of the device to the workpiece, thereby effectively clamping and fixing the workpiece according to needs, so that the workpiece is more attached and the damage and the deformation to the workpiece are reduced.

In a preferred embodiment, as shown in fig. 3, the movable device includes an adjusting block 22 fixedly connected to one side of the outer surface of the first connecting rod 12, a fine screw rod 23 is connected to the inner thread of the adjusting block 22, the adjusting blocks 22 are symmetrically distributed on the surface of the fine screw rod 23, and an adjusting handle 24 is fixedly connected to one end of the fine screw rod 23, so that the fine screw rod 23 and the adjusting block 22 are stressed to drive the first connecting rod 12 and the arc-shaped clamping block 14 to move back and forth, thereby adjusting the distance between the two sides of the workpiece to be clamped by the device, so that the clamping of the device to the workpiece is more uniform, and damages to the workpiece such as deformation are reduced.

In a preferred embodiment, as shown in fig. 3 and 4, the side of the arc-shaped clamping block 14 away from the spring 15 and the top of the arc-shaped groove 8 are both provided with anti-skid wear pads 25, so as to not only increase the gripping force on the workpiece and make it more stable, but also effectively reduce the influence of deformation and damage of the workpiece caused by subsequent processing operations, and improve the stability and protection performance of the tool clamp.

In a preferred embodiment, as shown in fig. 2, two symmetrical buffer springs 26 are fixedly connected to two sides of the top of the nut 5, the other ends of the buffer springs 26 are fixedly connected to the bottom of the frame 7, and the support rod 6 is located between the buffer springs 26, so that the device is effectively buffered and damped, the shaking amplitude of the device is reduced, the device is enabled to clamp a workpiece more stably, and damages such as workpiece deformation are effectively reduced.

In a preferred embodiment, as shown in fig. 2, the surface of the ball screw 4 is fixedly sleeved with symmetrical limiting plates 27, and the nut 5 is positioned between the limiting plates 27 so as to limit the moving range of the frame 7, which is more convenient for subsequent operation.

In a preferred embodiment, as shown in fig. 1, a plurality of symmetrical mounting holes 28 are formed in the interior of the fixture base 1, so that the fixture base 1 can be mounted and the like, and the device is more stable and has stronger operability.

The working principle of the utility model is as follows: the workpiece is placed on the arc-shaped groove 8 in the frame 7 and can be adjusted and clamped and fixed according to the requirement of the workpiece, namely the telescopic hydraulic cylinder 9 drives the slide rod 10 and the slide block 21 to move up and down in the anti-deviation slide rail 20, the anti-deviation slide rail 20 and the slide block 21 effectively prevent deviation and shaking of the lifting movement of the device, the stability of the movement of the device is improved, the influence on the workpiece is reduced, after the workpiece is moved to a required position, the fine screw rod 23 is driven to rotate through the adjusting handle 24, the adjusting block 22 on the fine screw rod drives the connecting rod one 12, the arc-shaped clamping block 14 and the like to move back and forth under the stress of the adjusting block 22, the inclination angles of the adjusting part one 17, the adjusting part two 19, the arc-shaped clamping block 14 and the like are adjusted through the adjusting bolt 18, so that the clamping fixation and the angle adjustment are effectively carried out according to the requirement on the two sides of the workpiece, the workpiece is more attached, the damage and the deformation to the workpiece are reduced, and the anti-skid wear pad 25 not only increases the gripping force on the workpiece, make it more firm, still effectively reduce influences such as deformation and the damage of follow-up processing operation to the work piece, the stability and the barrier propterty of frock clamp have been improved, and simultaneously, can adjust the distance between the frame 7, motor 3 drives ball 4 and rotates promptly, nut 5 atress on it drives branch 6 and frame 7 etc. and comes in the back movement and adjusts, thereby it is fixed effectively to carry out the centre gripping according to the work piece demand, it is more even to make the work piece atress, effectively reduce the work piece and warp, the adaptability and the flexibility of device have been improved, convenient to use, spring 15, rubber block 16 and buffer spring 26 effectively cushion the shock attenuation to the device, reduce the range of rocking of device, make the device more stable to the centre gripping of work piece, thereby effectively reduce damages such as work piece deformation.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a can prevent frock clamp of work piece deformation, includes anchor clamps seat (1), its characterized in that: the fixture comprises a fixture seat (1), a groove (2) is formed in the top of the fixture seat (1), a motor (3) is fixedly connected to one side of the bottom of the inner wall of the groove (2), a ball screw (4) is fixedly connected to the output end of the motor (3), the other end of the ball screw (4) is rotatably connected to the inside of one side, far away from the motor (3), of the groove (2) through a bearing, a nut (5) is connected to the surface of the ball screw (4) in a threaded manner, a supporting rod (6) is fixedly connected to the top of the nut (5), a frame (7) is fixedly connected to the top of the supporting rod (6), the lower surface of the frame (7) is attached to the upper surface of the fixture seat (1), an arc-shaped groove (8) is formed in the bottom of the inner wall of the frame (7), a telescopic hydraulic cylinder (9) is fixedly connected to the center of the top of the inner wall of the frame (7), and a sliding rod (10) is fixedly connected to the output end of the telescopic hydraulic cylinder (9), the utility model discloses a sliding device, including slide bar (10), sliding sleeve (11), connecting rod (12), adjusting device, connecting rod two (13), just other end fixedly connected with arc clamp splice (14) of connecting rod two (13), spring (15) of one side fixedly connected with symmetry that arc clamp splice (14) are close to connecting rod two (13), the both sides fixed surface of connecting rod two (13) is connected with rubber block (16), just the other end fixed connection of spring (15) is in rubber block (16) one side, one side of connecting rod one (12) surface is equipped with the head.

2. A work fixture capable of preventing deformation of a workpiece according to claim 1, wherein: adjusting device includes regulating part one (17) of fixed connection in connecting rod one (12) bottom, the inside threaded connection of regulating part one (17) has adjusting bolt (18), just the surface threaded connection of adjusting bolt (18) has regulating part two (19), the laminating of one side surface of regulating part one (17) is at one side surface of regulating part two (19), just one side fixed connection in the one end of connecting rod two (13) of adjusting bolt (18) is kept away from in regulating part two (19), the both sides fixedly connected with symmetry of frame (7) inside prevents slide rail (20) partially, the inside sliding connection who prevents slide rail (20) partially has slider (21) of symmetry, just the both ends fixed connection of slide bar (10) is in the middle part of one side that slider (21) is relative.

3. A work fixture capable of preventing deformation of a workpiece according to claim 2, wherein: the movable device comprises an adjusting block (22) fixedly connected to one side of the outer surface of the first connecting rod (12), the inner thread of the adjusting block (22) is connected with a thin-wire rod (23), the adjusting block (22) is symmetrically distributed on the surface of the thin-wire rod (23), and one end of the thin-wire rod (23) is fixedly connected with an adjusting handle (24).

4. A work fixture capable of preventing deformation of a workpiece according to claim 3, wherein: one side of the arc-shaped clamping block (14) far away from the spring (15) and the top of the arc-shaped groove (8) are respectively provided with an anti-skidding wear-resisting pad (25).

5. A tool clamp capable of preventing a workpiece from being deformed according to claim 4, wherein: the two sides of the top of the nut (5) are fixedly connected with symmetrical buffer springs (26), the other ends of the buffer springs (26) are fixedly connected to the bottom of the frame (7), and the support rods (6) are located between the buffer springs (26).

6. A tool clamp capable of preventing a workpiece from being deformed according to claim 5, wherein: the surface of the ball screw (4) is fixedly sleeved with symmetrical limiting plates (27), and the nut (5) is located between the limiting plates (27).

7. A tool clamp capable of preventing a workpiece from being deformed according to claim 6, wherein: a plurality of symmetrical mounting holes (28) are formed in the clamp seat (1).